8 less than the product of 12 and a number x" can be described by which algebraic expression?
(1 point)
Responses
12x – 8
8 – 12x
12 – 8x
8x – 12
The correct algebraic expression to describe "8 less than the product of 12 and a number x" is 12x - 8.
Suppose you are building a brick border for a garden by stacking rows of bricks on top of each other. If the height of each brick is 2.5 inches and r represents the number of rows, which algebraic expression would represent the height of the brick wall?
(1 point)
Responses
2.5 + r
2.5r + r
2.5
2.5r